package com.miao.activity.web;

import com.alipay.api.AlipayApiException;
import com.alipay.api.AlipayClient;
import com.alipay.api.DefaultAlipayClient;
import com.alipay.api.internal.util.AlipaySignature;
import com.alipay.api.request.AlipayTradePagePayRequest;
import com.miao.activity.conifg.AlipayConfig;
import com.miao.activity.entity.OrderInfoEntity;
import com.miao.activity.service.OrderInfoService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.*;

import javax.servlet.http.HttpServletRequest;
import java.io.UnsupportedEncodingException;
import java.util.Date;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;

/**
 * @author 武者
 * @title: Payinterfsi
 * @projectName miaosha
 * @description:
 * @date 2022/2/24 18:38
 */
@Controller
@RequestMapping("/activity/pay")
public class Payinterfsi {

    @Autowired
    OrderInfoService orderInfoService;

    @RequestMapping("/alipayto")
    @ResponseBody
    public String result(@RequestParam Long oid) throws AlipayApiException {
        OrderInfoEntity byId = orderInfoService.getById(oid);
//获得初始化的AlipayClient
        AlipayClient alipayClient = new DefaultAlipayClient(AlipayConfig.gatewayUrl, AlipayConfig.app_id, AlipayConfig.merchant_private_key, "json", AlipayConfig.charset, AlipayConfig.alipay_public_key, AlipayConfig.sign_type);
        //设置请求参数
        AlipayTradePagePayRequest alipayRequest = new AlipayTradePagePayRequest();
        alipayRequest.setReturnUrl(AlipayConfig.return_url);
        alipayRequest.setNotifyUrl(AlipayConfig.notify_url);
        //商户订单号，商户网站订单系统中唯一订单号，必填
        String out_trade_no = byId.getOid()+"";
        //付款金额，必填
        String total_amount = byId.getGoodsPrice()+"";
        //订单名称，必填
        String subject = byId.getGoodsName();
        //商品描述，可空
        String body = "";
        alipayRequest.setBizContent("{\"out_trade_no\":\""+ out_trade_no +"\","
                + "\"total_amount\":\""+ total_amount +"\","
                + "\"subject\":\""+ subject +"\","
                + "\"body\":\""+ body +"\","
                + "\"product_code\":\"FAST_INSTANT_TRADE_PAY\"}");
        //请求
        String result = alipayClient.pageExecute(alipayRequest).getBody();
        //输出
        return result;
    }


    @RequestMapping("/seccsee")
    public String seccsee(HttpServletRequest request) throws UnsupportedEncodingException, AlipayApiException {
//获取支付宝GET过来反馈信息
        Map<String,String> params = new HashMap<String,String>();
        Map<String,String[]> requestParams = request.getParameterMap();
        for (Iterator<String> iter = requestParams.keySet().iterator(); iter.hasNext();) {
            String name = (String) iter.next();
            String[] values = (String[]) requestParams.get(name);
            String valueStr = "";
            for (int i = 0; i < values.length; i++) {
                valueStr = (i == values.length - 1) ? valueStr + values[i]
                        : valueStr + values[i] + ",";
            }
            //乱码解决，这段代码在出现乱码时使用
            valueStr = new String(valueStr.getBytes("ISO-8859-1"), "utf-8");
            params.put(name, valueStr);
        }

        boolean signVerified = AlipaySignature.rsaCheckV1(params, AlipayConfig.alipay_public_key, AlipayConfig.charset, AlipayConfig.sign_type); //调用SDK验证签名

        //——请在这里编写您的程序（以下代码仅作参考）——
        if(signVerified) {



        }else {

        }
        String oid = params.get("out_trade_no");

        long l = Long.parseLong(oid);

        OrderInfoEntity byId = orderInfoService.getById(l);
        byId.setPayDate(new Date());
        byId.setStatus(1);
        orderInfoService.updateById(byId);

        return "redirect:http://127.0.0.1:5500/order.html";
    }

}
